Northern State Bank, Butternut Branch Basic Info Reviews Routing Numbers Map & Direction Name: Northern State Bank, Butternut Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 200 West Main Street Butternut, Wisconsin 54514 Ashland County View other branches Phone: 715-769-3541 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer091206402YN091510253YN From: To: